Home
Class 12
PHYSICS
Which of the following has longest wavel...

Which of the following has longest wavelength ?

A

Ultraviolet rays

B

Infra-red rays

C

Radi waves

D

X-rays.

Text Solution

Verified by Experts

Promotional Banner

Topper's Solved these Questions

  • UNIT TEST-05

    MODERN PUBLICATION|Exercise EXERCISE|69 Videos

  • UNIT TEST -07

    MODERN PUBLICATION|Exercise EXERCISE|154 Videos

  • Wave Nature of Matter

    MODERN PUBLICATION|Exercise EXERCISE|40 Videos

Similar Questions

Explore conceptually related problems

Which of the following has shortest wavelength Radio waves, red light, Ultraviolet rays ?

Which of the following has minimum wavelength

Which of the following has largest size ?

Which of the following has longest C-O bond length? (Free C-O bond length in CO is 1.128 overset @ A )

Which of the following has magnesium?

Among the following ,longest waveis

Which of the following has ester linkage ?

MODERN PUBLICATION-UNIT TEST-05-EXERCISE
  1. Which of the following statement is true ?

    Text Solution

    |

  2. When light passes from one medium to another medium, which one of thes...

    Text Solution

    |

  3. Which of the following has longest wavelength ?

    Text Solution

    |

  4. Absorption of X-rays is maximum in which of the following material she...

    Text Solution

    |

  5. Which one is used in ionospereic propagation?

    Text Solution

    |

  6. Ozone layer in atmosphere is useful,because it

    Text Solution

    |

  7. in a wave motion,y= a (sin9k x- omega t), y can represent

    Text Solution

    |

  8. An elecric charge in uniform motion produces

    Text Solution

    |

  9. The diemnsion of energy density,1/2 epsilon0 E^2, where elipson0 is pe...

    Text Solution

    |

  10. Let [epsilon0] denote the dimensational formula of the permittivity of...

    Text Solution

    |

  11. A uniform but time-varying magnetic field B(t) exists with in a circul...

    Text Solution

    |

  12. The SI unit of displacement current is

    Text Solution

    |

  13. The displacement current flows in the dielectric of a capacitor, when...

    Text Solution

    |

  14. The displacement current is produced across the gap between the two pl...

    Text Solution

    |

  15. Electromagnetic waves are produced by

    Text Solution

    |

  16. Which of the following statements is a wrong one?Electromagnetic wavs

    Text Solution

    |

  17. A magnetic field can be produced by

    Text Solution

    |

  18. The speed of electromagnetic waves in vacuum is equal to

    Text Solution

    |

  19. Dimensions of epsilon0 // mu0 is

    Text Solution

    |

  20. In a plane electromagnetic wave,which of the following have zero avera...

    Text Solution

    |